| Specification | Details |
| Voltage | 20V |
| Capacity | 5.0Ah (5000 mAh) |
| Battery Type | Lithium-Ion (Li-Ion) |
| Compatibility | Fits Dong Cheng 20V Max cordless tools (slide-rail type) |
| Protection Features | Over-temperature, over-current, over-charge, over-discharge & overload protection |
| Charge Indicator | 4-LED battery level indicator |
| Typical Weight | (Not officially specified — likely slightly heavier than 4.0Ah pack; expect ~0.65–0.7 kg) |
| Typical Charging Time (with compatible charger) | ~80 mins with 4A fast charger; ~150 mins with 2A charger |
